This is the least expensive charger. We would recomend getting the Nitecore charger.
Product Name Universal Battery Charger
Fit for Battery Max.Size 69 x 30mm/2.7'' x 1.2'' (L*D)
Input AC100-240V, 47-63Hz
Output DC 3.7V, 450mA
Plug Type US Plug
Total Size 10 x 3.2 x 4cm/3.9'' x 1.3'' x 1.6''(L*W*H)
Material Plastic, Metal
Net Weight 44g
Package Content 1 x Battery Charger
US plug, adjustable design, red indicator light, universal lithium battery charger.
You will be easy to recharge for less than 69x30mm lithium batteries, such as size AA, AAA, RCR123, 10440, 14500, 16340, 17335, 17500, 17670, 18500, 18650, etc.