SAMSUNG ELECTRONICS CO., LTD TEST REPORT SAMSUNG ELECTRONICS CO., LTD. 1, Samsung-Ro, Giheung-Gu, Yongin-Si, Gyeonggi-Do 17113, Korea

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1 SAMSUNG ELECTRONICS CO., LTD TEST REPORT Prepared For: SAMSUNG ELECTRONICS CO., LTD 1, Samsung-Ro, Giheung-Gu, Yongin-Si, Gyeonggi-Do 17113, Korea Product Name: LED Model Number: SPMWHX1228FXXXXXXXX Prepared By: Shenzhen BST Technology Co., Ltd. Building 23-24, Zhiheng industrial park, Guankouer Road, Nantou, Nanshan District, Shenzhen, Guangdong, China. Test Date: Aug. 28, 2014 Oct. 30, 2015 Date of Report: Nov. 02, 2015 Report : BST Y-1SR-2 Page 1 of 18

2 TEST REPORT LUMEN MAINTENANCE TESTING ACCORDING TO THE IESNA LM TEST STANDARD Testing laboratory.. : Address.. : Testing location.. : Applicant : Shenzhen BST Technology Co., Ltd. Building 23-24, Zhiheng industrial park, Guankouer Road, Nantou, Nanshan District, Shenzhen, Guangdong, China. Shenzhen BST Technology Co., Ltd. SAMSUNG ELECTRONICS CO., LTD Address. : 1, Samsung-Ro, Giheung-Gu, Yongin-Si, Gyeonggi-Do 17113, Korea Test Procedure : THE IESNA LM : Measuring Lumen Maintenance of LED Light Sources. Non-standard test method : N.A. Type of test object. : Trademark : LED N.A. Model/type reference. : SPMWH1228FD5WAV0S2 (3000K) Rating : 3.0V, 0.15A, 0.45W Manufacturer : SAMSUNG ELECTRONICS CO., LTD Address.. : 1, Samsung-Ro, Giheung-Gu, Yongin-Si, Gyeonggi-Do 17113, Korea Page 2 of 18

3 Name and address of the testing laboratory: Shenzhen BST Technology Co., Ltd. Building 23-24, Zhiheng industrial park, Guankouer Road, Nantou, Nanshan District, Shenzhen, Guangdong, China Prepared by : Engineer Reviewer : Supervisor Approved & Authorized Signer : Possible test case verdicts : Test case does not apply to the test object.. : N(.A.) Test object does meet the requirement. : P(ass) Test object does not meet the requirement. : F(ail) General remarks: Throughout this report a point is used as the decimal separator. The test results presented in this report relate only to the object tested. Page 3 of 18

4 Test Results Summary: Summary I II III Condition Ts=54.2 T A =53.3 R.H.<65% I F =150mA Ts=84.6 T A =83.3 R.H.<65% I F =150mA Ts=104.8 T A =104.2 R.H.<65% I F =150mA Duration(hour) Interval(hour) 0,1000,2000,3000,4000, 5000, 6000,7000,8000,9000, ,1000,2000,3000,4000, 5000, 6000,7000,8000,9000, ,1000,2000,3000,4000, 5000, 6000,7000,8000,9000, Sample number Average Lumen Maintenance at hour Average Chromaticity Shift u v at hour 94.20% 94.04% 90.57% Failure α 7.159E E E-05 β Calculated L70(10k) (hours) Reported L70(hours) Equipments Used for Testing: 52,000 50,000 33,000 52,000 50,000 33,000 Equipment Model Equipment DC Power Supply IT6122 BSTNX001 Power meter WT210 BSTNX001 Spectroradiometer SPEC300 BN m Integrating Sphere -- BSTNX002 Page 4 of 18

5 Test Data: Operating Condition: 55 / 150mA Φ(lm) V F (V) Lumen maintenance (%) 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 5 of 18

6 Operating Condition: 55 / 150mA Lumen maintenance (%) 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 6 of 18

7 Operating Condition: 85 / 150mA Φ(lm) V F (V) Lumen maintenance (%) 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 7 of 18

8 Operating Condition: 85 / 150mA Lumen maintenance (%) 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 8 of 18

9 Operating Condition: 105 / 150mA Φ(lm) V F (V) Lumen maintenance (%) 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 9 of 18

10 Operating Condition: 105 / 150mA Lumen maintenance (%) 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 10 of 18

11 Operating Condition: 55 / 150mA CCT(K) Chromaticity Shift u v 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 11 of 18

12 Operating Condition: 55 / 150mA Chromaticity Shift u v 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 12 of 18

13 Operating Condition: 85 / 150mA CCT(K) Chromaticity Shift u v 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 13 of 18

14 Operating Condition: 85 / 150mA Chromaticity Shift u v 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 14 of 18

15 Operating Condition: 105 / 150mA CCT(K) Chromaticity Shift u v 0h(Initial) 1000h 2000h 3000h 4000h 5000h 6000h Average Median St, Dev Max Min Page 15 of 18

16 Operating Condition: 105 / 150mA Chromaticity Shift u v 7000h 8000h 9000h 10000h Average Median St, Dev Max Min Page 16 of 18

17 ANNEX: Photo-documentation Page 17 of 18

18 Photo 1 General Appearance of the EUT Page 18 of 18