【Size 1 = US Plug】 【Size 2 = EU Plug】
Package included:
1 x Li-ion universal charger
4x18650 3.7v Li-ion Rechargeable Batteries

(If batteries are charging, it is red light. And then Yellow light means nearing fully charged. Finally it becomes green and means fully charged.)

Product Features:
** 100% brand new, top quality Li-ion intelligent battery charger
Please click on the link to get more information for intelligent charger
en.wikipedia.org/wiki/Battery_charger
** 100% brand new, top quality multi-function intelligent battery charger.
** IC controls charging process. Progressive patented technology: Features three charging modes (CC, CV and Trickle Charge).
** Automatic analyzes each battery to determine battery state prior to charging.
** Automatic Temperature Monitoring
** 2 independent charging channels to allow charging of any combination at one time.
** Red led displays charging progress for battery, The red lights will switch off after the battery charged completed.
** Intelligent cut off the rapid charging mode and transfer to trickle -charging mode.
** Over-charged protect, constant current charger can keep longer battery life.
** Battery size support: CR123A, 14500, 16340, 18490, 18650, 17670
** Input Voltage: AC110-240V
** Output: DC4.2V/450mA
** Voltage: 4.2v
** Chemistry: Li-ion

Battery Features:
** 100% brand new 4x 18650 3.7V Li-ion rechargeable batteries
** Perfect for Flashlight, Rc toy or electronic gadgets
** 100% QC of every battery
** Voltage: 3.7V
** Chemistry: Li-ion
** Recharge: up to 1000 cycles