Compact 18650 Battery Power Bank Shell Mini Case

This compact power bank shell features a simple, fashionable design available in multiple vibrant colors. Its small size (9.5 x 2.5 x 2 cm) and light weight make it ideal for carrying on the go.

Equipped with self-adaptive technology, this shell enables intelligent, faster, and safer charging when used with USB power (cable not included).

• Input: DC 5V via Micro USB
• Output: DC 5V to your device

Designed to support one 18650 3.7 V Li-Ion battery (not included), this power bank case is compatible with a variety of devices including iPod, iPhone, iPad, MP3/MP4 players, Gameboy, PDA, GPS, and more.

Battery must be installed correctly with attention to polarity to avoid damage. As a DIY kit, professional testing ensures quality and safety.

• Battery installation required before use
• Observe proper polarity to prevent short circuit

• Input voltage: DC 5V (Micro USB)
• Output voltage: DC 5V
• Battery type: 1x 18650 3.7 V Li-Ion (not included)
• Dimensions: 9.5 cm × 2.5 cm × 2 cm

• 1 x Light and colorful 18650 power bank shell