Page 2 of 17 Report No.: Type of test object... : LED. Trade mark... :

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2 age 2 of 17 Report : Type of test object... : LED Trade mark... : Model and/or type reference... : 1W-3535W Rating(s)... : DC 350mA (Vf < DC 4V) Manufacturer... : Same as Client. Manufacturer number... : Address... : N Same as Client. Date of order... : Date of receipt of test item.....: Date(s) of performance of test... : to Attachments: 1. Test data; 2. Table of TM-21; 3. Test Equipment List. General remarks: "(see remark #)" refers to a remark appended to the report. "(see appended table)" refers to a table appended to the report. Throughout this report a point is used as the decimal separator. The test results presented in this report relate only to the object tested. This report shall not be reproduced except in full without the written approval of the testing laboratory. Measurement uncertainty budgets have been determined for applicable test methods and are available upon request. This report is based on and replaces the previous report no And this report have added the test data set of LED from hours to hours into report. TÜV SÜD Certification and Testing (China) Co., Ltd Shenzhen Branch is an accredited Test Laboratory(NVLA Lab Code: ) to IES LM-80:2008 by NVLA (National Voluntary Laboratory Accrediation rogram). NVLA Lab Code: The report must not be used by the client to claim product certification, approval or endorsement by NVLA, NIST or any agency of the federal government. Summary of testing: LM-80 Required Temperature Manufacturer Specified Temperature I. 55 C II. 85 C III. 100 C Number of LED tested Rated Drive current [I F ] (ma) Actual Temp. [T s ] ( C) Actual Ambient Temp. [T A ] ( C) Avg. Lumen maintenance at 6,000 hours (%) Avg. Chromaticity Shift ( u v )at 6,000 hours Avg. Lumen maintenance at 10,020 hours (%) Avg. Chromaticity Shift ( u v )at 10,020 hours

3 age 3 of 17 Report : hoto Document of product Measurement oint of [Ts]: oint of Ts ossible test case verdicts: - test case does not apply to the test object:. : N(.A.) / not included in the order - test object does meet the requirement. : (ass) - test object does not meet the requirement:. : F(ail) ossible suffixes to the verdicts: - suffix for detailed information for the client.:.- C(omment) - suffix for important information for factory inspection...: - M(anufacturing)

4 age 4 of 17 Report : IES LM Clause Requirement Test Measuring result Remark Verdict 1.0 SCOE 2.0 REFERENCES 3.0 DEFINITIONS 4.0 AMBIENT AND HYSICAL CONDITIONS 4.1 Genaral 4.2 LED Unit Marking Unit can be identified by markings or by labels The identification method is suitable for testing. 4.3 Sample Selection Samples be selected to be sufficiently representative of the overall population being tested. 4.4 Environmental Conditions Vivration Lamps should not be subjected to excessive vibration or shock during life testing Temperature and Humidity The three case temperature, Ts, shall be 55 C and 85 C with a third temperature selected by the manufacturer. Case temperatures shall be controlled to -2 C during life testing. The temperature of the surrounding air should be maintained to within - 5 C of the case temperature during testing. Humiditz shall be maintained to less than 65RH. The third temperature specified by manufacture is: 100 C Airflow Airflow shall be minimized for proper light source Operating Orientation and LED The operation orientation for the LED light sources under test should be as specified by the manufacturer. 5.0 ELECTRICAL AND THERMAL CONDITIONS 5.1 Input Voltage and Current Input voltage shall conform tot the rated input voltage (rms) and frequency of the driver. When using direct current, dc, ripple voltage shall not exceed 2% of the dc output voltage. 5.2 Line Voltage Waveshap

5 age 5 of 17 Report : IES LM Clause Requirement Test Measuring result Remark Verdict The power supply shall have a voltage waveshape such that the total harmonic distortion does not exceed 3%of the fundamental. 5.3 Input Current Regulation The input current shall be monitored and regulated to within ±3% of the rated rms value during life testing and to ±0.5% of the rated rms value during photometric measurements. 5.4 Auxiliary Equipment including Drivers N/A For LED light source external drivers compliant with manufacture s guidance shall be used. 5.5 Case Temperature A thermocouple measurement system complying with ASTM E230 Table 1 shall be used to monitor the case temperature. Ts is measured directly on the component a the manufacturer designated case temperature measurement point on the LED unit. 6.0 TEST AND MEASUREMENT ROCEDURES 6.1 Instrumentation Total elapsed time uncertainty should be within ±0.5%. 6.2 hotometry Measurement See Attachment hotometry Measurement Temperature See Attachment 1. The ambient temperature during lumen and chromaticity measurements shall be set to 25 C±2 C. 7.0 LUMEN MAINTENANCE TESTING METHOD FOR LED LIGHT SOURCES 7.1 Lumen Testing Duration and Interval The unit shall be driven for at least 6000hours with data collection at a minimum of erery 1000hours hours are preferred for the purposes of improved predictive modelling. See Attachment Operating Cycle See Attachment Recording Failures See Attachment Chromaticity See Attachment TEST REORT N/A

6 Attachment 1: Test data age 6 of 17 Report : General conditions for testing and measurement Data Set 1: Required Temperature: ( C) 55 Actual Temperature:[T s ] ( C) 55 Actual Ambient Temperature:[T A ] ( C) 54.8 Rated Driver Current:(mA) 350 Actual Current:(mA) 350 Air Flow: Minimal air flow Failures observed: None Data Set 2: Required Temperature: ( C) 85 Actual Temperature:[T s ] ( C) 85 Actual Ambient Temperature:[T A ] ( C) 84.6 Rated Driver Current:(mA) 350 Actual Current:(mA) 350 Air Flow: Minimal air flow Failures observed: None Data Set 3: Manufacture specified Temperature: ( C) 100 Actual Temperature:[T s ] ( C) 100 Actual Ambient Temperature:[T A ] ( C) 99.4 Rated Driver Current:(mA) 350 Actual Current:(mA) 350 Air Flow: Minimal air flow Failures observed: None

7 Attachment 1: Test data age 7 of 17 Report : Sample # LF (lm) V F (V) 55 C LM80 required temperature Lumen maintenance (Unit: lm) n Mean Median Min Max

8 Attachment 1: Test data age 8 of 17 Report : Sample # LF (lm) V F (V) 55 C LM80 required temperature Lumen maintenance ratio (%) n Mean Median Min Max

9 Attachment 1: Test data age 9 of 17 Report : Sample # u v CCT 55 C LM80 required temperature Chromaticity Shift ( u'v') n Mean Median Min Max

10 Attachment 1: Test data age 10 of 17 Report : Sample # LF (lm) V F (V) 85 C LM80 required temperature Lumen maintenance (Unit: lm) n Mean Median Min Max

11 Attachment 1: Test data age 11 of 17 Report : Sample # LF (lm) V F (V) 85 C LM80 required temperature Lumen maintenance ratio (%) n Mean Median Min Max

12 Attachment 1: Test data age 12 of 17 Report : Sample # u v CCT 85 C LM80 required temperature Chromaticity Shift ( u'v') n Mean Median Min Max

13 Attachment 1: Test data age 13 of 17 Report : Sample # LF (lm) V F (V) 100 C Manufacturer specified temperature Lumen maintenance (Unit: lm) n Mean Median Min Max

14 Attachment 1: Test data age 14 of 17 Report : Sample # LF (lm) V F (V) 100 C Manufacturer specified temperature Lumen maintenance (Unit: lm) n Mean Median Min Max

15 Attachment 1: Test data age 15 of 17 Report : Sample # u v CCT 100 C Manufacturer specified temperature Chromaticity Shift ( u'v') n Mean Median Min Max

16 Attachment 2: Tabel of TM age 16 of 17 Report : Table of lumen maintenance. Test Data for 55 C Case Temperature Time Lumen (hours) (%) Test Data for 85 C Case Temperature Time Lumen (hours) (%) Test Data for 100 C Case Temperature Time Lumen (hours) (%) % % % % % % % % % % % % % % % % % 99.69% % 99.66% 98.41% 99.67% 99.12% 98.06% 99.14% 98.38% 97.26% 98.56% 98.07% 96.50% 98.44% 97.76% 96.27% 97.93% 97.33% 96.01% Assumed In-Situ Inputs Assumed Drive current for each LED package/array/module (ma): 350 Assumed In-situ case temperature (T c, C): 100 ercentage of initial lumens to project to (e.g. for L 70, enter 70): 70 Table1: Report at each LM-80 Test Condition according to above Assumed In-Situ Inputs. Test Condition 1-55 C Case Temp Test Condition 2-85 C Case Temp Test Condition C Case Temp Sample size 25 Sample size 25 Sample size 25 Number of failures 0 Number of failures 0 Number of failures 0 DUT drive current DUT drive current DUT drive current 350 used in the test 350 used in the test (ma) used in the test (ma) (ma) 350 Test duration (hours) Test duration Test duration (hours) Test duration used for projection (hour to hour) Tested case temperature ( C) 10,020 4,020-10, (hours) 10,020 Test duration used 4,020 - for projection (hour 10,020 to hour) Tested case temperature ( C) 85 Test duration used for projection (hour to hour) Tested case temperature ( C) 10,020 4,020-10, E E E-06 B B B Calculated L70(6k) (hours) 84,000 Reported L70(6k) (hours) >60000 Calculated L70(6k) (hours) 76,000 Reported L70(6k) (hours) > Calculated L70(6k) (hours) 61,000 Reported L70(6k) (hours) >60000

17 Attachment 3: Equipment List age 17 of 17 Report : Equipment ID Model Brand/Manufacturer Temperature and Humidity meter Calibration due date SK-L200TH SATO Wind Speed Meter Dwyer DIGITAL OWER METER WT210 YOKOGAWA Integrating sphere test system (small) Everfine Everfine Digit Multimeter A Agilent Oscilloscope DSO5012A Agilent Oven ESEC SEG-021H Oven ESEC SEG-021H Oven ESEC SEG-021H Data logger Agilent 34972A END OF TEST REORT ***