Description:Single slot battery charger is mini and portable, can charge multiple types of batteries.18650 lithium battery charger with adjustable electrodes is single-slot design, convenient and easy to carry.Cell charging adapter uses the USB port to charge, you can use the computer in the office to charge the office battery.Do not use battery charger in an outdoor damp environment, the battery charger is made of durable ABS plastic material.Single slot battery charger with indicator can let you easily know when the battery is fully charged.Specification:Input voltage: DC 5V 1-2A.Output voltage: DC 4.2V 1000mA.Charging indication: charging: red light, fully charged: green light.Full voltage: DC 4.17-4.2V.Size: 22x34x105mm.Material: ABS plastic.Color: Show as pictures.Note:There might be a bit color distortions due to different computer resolutions.There might be a slight errors due to different hand measurement.Package Included:1 x charger.1 x packaging bag.Packing list