... years 15. Certificate: CE, ROHS ,PSE 16. can be used for lighting when it being charging. Functions: a. Bottom switch: Can ... as additional emergency light in a blackout situation. 3. Suitable for homes and commercial buildings - shops, restaurants, shopping malls, activity centres ... up about 4-5 hours) c.40pcs LEDs, 240-280LM, with remote control, (in case out of electricity, it can keep lighting up ...