21700 Case, DIY Powers Bank Kit, 5 Slot Holder, Flat Top Box, Solderless Assembly, Portable Charger Shell, USB Output Case, Outdoor Powers(Blue)

Product Information

About this item

• [HOLDS 5 BATTERIES] This holder securely accommodates up to 5 pieces of 21700 flat head batteries, providing a solderless and reusable solution for your power needs.
• [POWER DISPLAY & SAFETY FEATURES] Equipped with a power display and intelligent automatic shutdown, safety during non-working states and damage to the motherboard.
• [EASY OPERATION] Designed for hassle-free use; simply install the batteries correctly and assemble for immediate operation without any soldering or secondary processing.
• [OUTDOOR & HOME USE] for both home and outdoor activities, this case is easy to operate, making it perfect for enthusiasts who need reliable power .
• [SIZING REMINDER] Please compatibility with 21700 flat headed batteries only; do not use pointed or damaged batteries to avoid safety risks.