![Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C](https://m.media-amazon.com/images/I/615laF4vtHL.jpg)
Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C
![Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C](https://m.media-amazon.com/images/S/aplus-media-library-service-media/5dbbb05d-9d15-402d-a9af-4b156ecfe5f9.__CR0,0,220,220_PT0_SX220_V1___.jpg)
Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C
![My XTAR X4 Extended is able to charge an Olight 18650 (not too surprised). However, it is somehow also able to charge the Olight 21700 despite the plastic ring around the positive My XTAR X4 Extended is able to charge an Olight 18650 (not too surprised). However, it is somehow also able to charge the Olight 21700 despite the plastic ring around the positive](https://preview.redd.it/numd71utv5o71.jpg?width=640&crop=smart&auto=webp&s=187455d3878be0e245a55baaf3cb13355c89e9fe)
My XTAR X4 Extended is able to charge an Olight 18650 (not too surprised). However, it is somehow also able to charge the Olight 21700 despite the plastic ring around the positive
![XTAR 18650 Fast Battery Charger X4 LCD Display Charging 3.7V 18750 26650 21700 18350 1.2V AA AAA Rechargeable Battery Charger - AliExpress XTAR 18650 Fast Battery Charger X4 LCD Display Charging 3.7V 18750 26650 21700 18350 1.2V AA AAA Rechargeable Battery Charger - AliExpress](https://ae01.alicdn.com/kf/H062d813cb5ef4f029249640c3e0b226bu/XTAR-18650-Fast-Battery-Charger-X4-LCD-Display-Charging-3-7V-18750-26650-21700-18350-1.jpg)
XTAR 18650 Fast Battery Charger X4 LCD Display Charging 3.7V 18750 26650 21700 18350 1.2V AA AAA Rechargeable Battery Charger - AliExpress
Shenzhen XTAR Electronics Co., Ltd - XTAR X4 Extended Version has a single button on the charger, it can be used to turn the backlight on or restore backlight to full power.
![Amazon.com: XTAR X4 Extended Version Protected 21700 20700 Battery Charger LCD Display AC Input Port 18650 Charger 2A Fast Charger with Mirco USB Output for Rechargeable 3.6V 3.7V Li-ion 1.2V Ni-MH Ni-CD Amazon.com: XTAR X4 Extended Version Protected 21700 20700 Battery Charger LCD Display AC Input Port 18650 Charger 2A Fast Charger with Mirco USB Output for Rechargeable 3.6V 3.7V Li-ion 1.2V Ni-MH Ni-CD](https://m.media-amazon.com/images/I/617KM7Y0b6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: XTAR X4 Extended Version Protected 21700 20700 Battery Charger LCD Display AC Input Port 18650 Charger 2A Fast Charger with Mirco USB Output for Rechargeable 3.6V 3.7V Li-ion 1.2V Ni-MH Ni-CD
![Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C](https://m.media-amazon.com/images/I/510toKjKfeL._AC_UF894,1000_QL80_.jpg)
Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C
![Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C](https://m.media-amazon.com/images/I/61lOCPzjseL.jpg)
Amazon.com: XTAR X4 2A Fast AC Power Battery Charger 2 Input Ports with USB Output Function for 3.6V 3.7V 14500 16340 18650 20700 21700 26650 1.2V AAAA AA A SC C
![XTAR 18650 Fast Battery Charger X4 LCD Display Charging 3.7V 18750 26650 21700 18350 1.2V AA AAA Rechargeable Battery Charger - AliExpress XTAR 18650 Fast Battery Charger X4 LCD Display Charging 3.7V 18750 26650 21700 18350 1.2V AA AAA Rechargeable Battery Charger - AliExpress](https://ae01.alicdn.com/kf/H77e762c6d81a4521a39f6254fab9fa86s/XTAR-18650-Fast-Battery-Charger-X4-LCD-Display-Charging-3-7V-18750-26650-21700-18350-1.jpg)