Bulb: COB (10 white lights+10 yellow lights+4 red lights) Lumen: white light 400lm yellow light 430lm yellow and white light 620lm Running time: 2 - 3 hours Charging time: 1 hour Function: strong - weak white light; Yellow light strong - weak White light+yellow light, strong - weak (press and hold for 2 seconds) Red light, strong - flashing Bayonet spring hook, bottle opener function, back adjustment bracket (hook) Tripod hole, strong magnetism, Type-c interface charging, power display Battery: polymer battery, 500 mA Material: ABS+aluminum Product size: 70 x 34 x 65mm Color: black Accessories: Type-C data cable Package Contents: 1 x Keychain lamp 1 x Type-C data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.