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C109B Ultra-Thin Wireless Keyboard | Retractable Kickstand & Lithium-Ion Battery

This slim lithium-powered bluetooth keyboard features distinctive border styling and built-in retractable kickstand for flexible angle adjustment. Adopting space-saving single-zone layout and scissor-switch mechanism, it delivers soft low-noise keystrokes. Bluetooth signal maintains stable connection up to 10-meter distance, fully compatible with Windows, Android and IOS devices. Reach out for wholesale terms and sample requests

Dimensions

286.4*122.6*12.2mm

Weight

276g

Operating Voltage

3.7V

Standby Current

1.0 mA

Sleep Time

10 minutes

Sleep Current

0.045mA

Operating Range

10m

Battery

180 mAh lithium battery

*Distinctive Bezel Styling, Built-In Retractable Kickstand For Flexible Viewing & Typing Angles  

Breaking from conventional plain frame design, it adopts uniquely profiled borders to upgrade visual texture. Integrated retractable kickstand can be popped out or folded flush against chassis. Users can tweak tilt angle to match tablets or smartphones, relieving posture strain during extended typing sessions, and tuck the stand away for easy storage when not in use.

*Space-Efficient Single-Zone Form Factor, Tuned Scissor-Switch Assembly For Muted Keystroke Feedback

It follows condensed single-zone arrangement to cut down overall footprint without stripping core input functions. Fine-calibrated scissor-switch hardware delivers moderate key-travel and cushioned rebound. The mechanism suppresses tapping noise effectively. Whether used for note-taking or document editing, it keeps a pleasant, non-intrusive typing experience.

*Reliable Bluetooth Radio Link, Stable Wireless Performance Within 10-Meter Operating Radius

Optimized bluetooth module ensures consistent signal output across open indoor space, supporting steady data transmission within 10-meter effective range. It reduces unexpected disconnection and signal lag, granting users freedom to place host devices away from keyboard without sacrificing input responsiveness.

*Ultra-Slim Build With Embedded Lithium-Ion Cell, Broad Compatibility Across Windows, Android And IOS Systems

Thin-profile chassis houses integrated rechargeable lithium-ion battery, eliminating frequent battery replacement and supporting cyclic USB charging. Firmware is adapted for mainstream Windows, Android and IOS operating systems. It establishes seamless pairing for tablets, smartphones and compatible desktop terminals for diversified mobile-office scenarios.

Dimensions

286.4*122.6*12.2mm

Weight

276g

Operating Voltage

3.7V

Standby Current

1.0 mA

Sleep Time

10 minutes

Sleep Current

0.045mA

Operating Range

10m

Battery

180 mAh lithium battery

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Company Overview

BATTLELF is an exclusive brand under Shenzhen DZH Industrial Co., Ltd. DZH was established in 2010, specializing in the research, development, and manufacturing of scissor-switch keyboards and laptop/tablet peripherals.Bases in Shenzhen and Huizhou covering about 40,000 square meters, DZH has developed into a well-established manufacturer serving global OEM/ODM customers with efficient product development, stable production, and reliable quality control.BATTLELF provides OEM/ODM support from product design and development to mass production. With integrated capabilities in tooling, manufacturing, and quality control, we help customers turn ideas into reliable products with efficient project execution.

Certificates

Factory Show

FAQ

What devices & systems can these foldable Bluetooth keyboards connect to?

All our keyboards support Windows, macOS, Android and iOS systems. They pair smoothly with smartphones, tablets, laptops via stable Bluetooth connection. Multiple models support one-click multi-device switching to quickly swap between 2-3 paired gadgets. Contact us for details on connecting to other systems.

Optimized Bluetooth modules deliver steady transmission within 8–10 meters without signal dropouts. The sensitive touchpad and scissor-switch keys bring lag-free typing and cursor control for daily office tasks.

We adopt optimized silent scissor-foot mechanism for all our keyboards. It greatly reduces typing noise to avoid disturbing surrounding people, making it suitable for libraries, offices and public quiet spaces. Meanwhile, the structure brings soft, consistent keystroke feedback and long service life with durable rebound performance.

 Our exclusive proprietary hinge offers silky smooth fold and unfold hand feel. It locks the keyboard frame firmly for steady, comfortable typing feedback, and maintains consistent tightness for long-lasting daily use.