Vktech&reg; 5 Pcs New 18650 17500 18500 Battery 3.6~4.2V Clip Holder Box Case Black This battery holder leads clip type for soldering / connecting Takes the battery side by side to form a compact battery of 3.6-4.2V using alkaline batteries Anti-shock effects Battery Type: 1 x 18650 Dimensions: 7.5 x 2 x 1.9cm (L x W x H)