Specifications:

• Voltage: 3.7V
• Use: MP3 / MP4 Player
• Unit Type: piece
• Type: Electric
• Quick charge: Yes
• Quantity: 1Pc
• Package: Yes
• Package Weight: 0.042kg (0.09lb.)
• Package Size: 12cm x 15cm x 10cm (4.72in x 5.91in x 3.94in)
• Output Interface: WIFI
• Limited Charge Voltage: 4.2V
• Intelligent Charge: Yes
• Feature: Rechargeable Lithium-Ion batter
• Display screen: No
• Capacity: 2500mAh
• Brand Name: OOTDTY
• Battery Type: Lithium Ion