B066 Portable Tri-fold 78 Keys Bluetooth Keyboard Universal Laptop Tablet Phone Wireless Keyboard with Touchpad

• Full-size key layout, restore the notebook keyboard layout structure, do not change the usual typing habits
• Large keycap design, more comfortable typing experience, reduces the probability of mistyping
• Two-fold design, small size, easy to carry
• The multi-touch large-size touchpad supports a variety of gesture operations
• Multi-channel Bluetooth keyboard, can connect 3 devices at the same time to switch freely, multi-device collaborative office, efficient experience
• Built-in large-capacity rechargeable lithium battery, which can be recharged and used for long standby time
• Compatible with multiple systems, Windows, Android, for Mac, iOS (only iOS 13 and above can support the touchpad function)
• Multi-device compatibility, supports mobile phones, tablets, notebooks, desktop PCs, for PS4 and other devices (devices need to have Bluetooth function)

Specification:

• Appearance size: 343*114.7*10.9mm (open state), 183*114.7*19.5mm (folded state)
• Number of keys: 78 keys
• Weight: 235g
• Key pitch: horizontal 2.2mm, vertical 2.3mm (standard key)
• Bluetooth version: Bluetooth 5.1 wireless keyboard
• Compatible system: Windows, IOS, Android
• Key operation life: 3 million life cycles
• Working voltage: 3.0~4.2V
• Use distance: ≤10 meters
• Modulation method: GFSK
• Battery capacity: 140mAh lithium battery
• Battery voltage: 3.7V
• Charging time: 1~2H
• Standby time: 750H
• Working hours: 65H
• Key force: 65±10g