Product Overview
The LiitoKala USB-18-T35 represents a breakthrough in portable power technology, featuring convenient Type-C charging directly on the battery. This high-capacity 3500mAh lithium-ion cell eliminates the need for separate chargers while delivering reliable power for your electronic devices.

Key Features & Benefits

• Direct USB-C Charging: Charge anywhere with any Type-C cable - no proprietary charger needed
• High Capacity: 3500mAh provides extended runtime for demanding devices
• Dual Functionality: Input 1.1A charging, Output 1.5A for powering other devices
• Long Lifespan: 1000+ charge cycles for exceptional value
• Safety First: Built-in explosion-proof valve and protection circuits
• Versatile Compatibility: Perfect for flashlights, Bluetooth speakers, POS machines, and more

Technical Specifications

• Brand: LiitoKala
• Model: USB-18-T35
• Capacity: 3500mAh
• Voltage: 3.7V standard (4.2V charged, 2.7V discharged)
• Dimensions: 18.6 × 72±0.2mm
• Internal Resistance: <30mΩ
• Charge Cycles: 1000+

Important Usage Notes

• Charge when power drops to 10-20% for optimal battery health
• Avoid complete discharge to prevent charging failure
• Store in cool, dry conditions away from high temperatures
• Use standard Type-C cables (avoid Type-C to Type-C for charging)
• Performance may temporarily reduce in cold weather