Package List 1 x Rechargeable Battery Charger Features -Material:ABS, electronic component 18650 battery case - Color: Black Battery Charger Outer Case - Size: 11.50X8.00X2.50cm/4.52X3.14X0 Power Bank Case. Battery: 4 x 18650 (not included) DIY Power Bank Box - The DIY 18650 Battery Charger features a built-in fuse for added protection against overcurrent damage 18650 power bank. - The sturdy ABS housing ensures the 18650 Battery Charger remains intact during impact or fall Charger Box for Rechargeable Battery. - The anti-skid design on the bottom of the charger box ensures it stays in place during charging Rechargeable Batteries Charger. - The USB ports provide stable current and voltage output for safe charging of your devices Mobile Battery Box. - The 4-cell battery charging box withstands high-current output for charging quickly Battery Charger with USB Output.Goods Informationphone accessory Easy to install and use, it can be easily applied to your device, a very practical accessory that will meet your needs well.DIY Power Bank This product is a Power Bank Box, which is made of durable ABS and electronic component material, with good texture, safe and practical