Small size, light weight, novel appearance, using 3.7V high-speed carbon brush motor 4000mAh battery for battery life and full power. this pump is exquisite and portable, you can put it in the backpack or luggage. Cordless design, rid of tangled wires. Minimize the storage space and maximize your . Crafted with ABS shell and well-seal surface technology, the air mattress pump is IPX4 waterproof. 4 nozzles compatible with most air mattresses, inflatable beds, pool floats, swim rings, inflatable sofa, pool inflatables, sleeping pads and more. Emergency help light When you are in danger at night and need help, you can turn on the help light Red and white lights flash alternately Multi-port inflatableFor different purposes, there are 4 types of inflatable ports Let you inflate faster Battery voltage:3.7V Motor working voltage:3.7V Motor working current:3A-8A Maximum output power:50W Working life: equal500 Motor type:carbon brush motor (25000 rpm) Motor overcurrent protection: yes Battery capacity:4000AH Charging time:about 3-4H Charging :Type-C charging port Charging voltage/current:5V/1.5A Working temperature:20-50 Working time:30 minutes at low speed, 20 minutes at high speed pressure range:15-20KPA Working noise: 83dB Multiple Uses: 1.lnflatable 2.Blowing Dust 3.Vacuum pumping:lnstall the Inflatable Interface on the Top of the Inflatable Pump to Vacuum 4.Lighting Colour:White Material:ABS Size:98x56MM Package Contents: 1 * Air Pump 4 * Air Nozzle Accessories 1 * Charging 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.