Ultrafire wf-138 3.6 volt Lithium-Ion AA / AAA battery charger

Ultrafire charger for 3.6 volt Lithium-Ion AA or AAA batteries only. Works on all brands.

Perfect charger for rechargeable Lithium-Ion cells. Automatically charges them to the level required, will not over-charge cells. Over-discharged cells cannot be charged.

Features:

• International worldwide power input 100 - 240V
• Automatically adjusts power input
• US-style flat pin plug
• Premium quality and extremely durable
• Microprocessor-controlled auto-cut-off charging
• Low battery temperature rise
• Will not charge over-discharged batteries
• Short circuit & wrong position might lead to explosion/leakage.

NOTE: Use special caution when working with Li-ion cells, they are very sensitive to charging characteristics and may explode or burn if mishandled. Make sure user has enough knowledge on Li-Ion rechargeable batteries in charging, discharging and assembly before use. Always charge in/on a fire-proof surface. Never leave charging batteries unattended. We are not responsible for damage if there is any modification of the batteries in form or shape. We are not responsible for any damage caused by misuse or mishandling of Li-Ion batteries and chargers. We only recommend using Lithium Ion rechargeable batteries with a control circuit (protection PCB) to assure safe charge, discharge, etc, use of lithium ion batteries with a protection circuit is potentially hazardous

Ultra Fire 14500 batteries fit charger, wowever it is a snug fit.