E Bike Thumb Throttle With Digital Battery Voltage Display And Key Lock Switch For E Bike Battery Monitoring
Available in stock (171)
Product Overview
Enhance your electric vehicle's functionality with the Qiilu E-Bike Thumb Throttle and Digital Battery Voltage Display. This versatile unit features a key lock switch and provides a real-time digital voltage display, allowing you to intuitively monitor your battery's remaining power and estimate driving distance. It automatically identifies and displays voltage for a wide range of electric vehicles, from 12V to 99V, ensuring broad compatibility.
Specifications
- Brand Name: Qiilu
- Material: Plastic
- Origin: Mainland China
- Efficiency: 98% or higher
- Hall Grade: Linear hall, high-quality rubber, imported LED digital display lamp
Features
- Compatible with Lead-acid, lithium, water, and dry batteries.
- Automatically identifies and displays real-time voltage for all electric vehicles (12V to 99V).
- Intuitive digital voltage display for accurate judgment of remaining electricity and driving distance.
- Helps accurately determine remaining power levels for convenient driving.
- Can accurately assess lithium battery health and detect damage.
- Includes a key lock switch for added security.
Measurements
- Terminal Length: 1.8 meters (default)
- Voltage Compatibility: 12V to 99V
- Example Voltage Range (48V E-bike): Approximately 40V (minimum) to 58.8V (maximum)
Packing List
- 1 x E-Bike Voltage Display
- 2 x Keys
Notes
- Wiring: Connect according to controller function wires; incorrect connections can damage the controller and throttle. (Green: throttle hall signal, Red: throttle +5V, Black: negative).
- 5-Wire Configuration: Blue wire connects to controller power lock output; Yellow wire connects to controller electric switch input (power positive).
- 6-Wire Configuration: Yellow connects to power positive; Blue and White wires are function wires (can be used for reverse switch, horn, cruise control, power lock, etc.).
- 7-Wire Configuration: Yellow connects to power positive; Blue is a shared wire; White is high gear; Brown is low gear.
- Non-professional installation requires careful attention to line sequence to prevent damage to hall sensors and LED tubes.
- Battery voltage readings may vary based on battery material, age, and batch; testing may be required to determine specific parameters.
Product Tags
- E-Bike Throttle
- Voltage Display
- Battery Monitor
- Electric Scooter Part
- Key Lock Switch
- Qiilu E-Bike Accessory
- 12V-99V E-Bike
Product Type
- E-Bike Parts & Accessories
- Throttle Controls
- Battery Indicators
Disclaimer
- Design Specifics: The visible gap is a deliberate functional feature of engineering and does not indicate a defect or damage.
- Visual Variations: Actual product colors may vary slightly from online images due to differences in lighting conditions and monitor display settings.
- Measurement Tolerance: Please allow for minor dimensional deviations resulting from manual measurement and manufacturing processes.
- Policy Information: Consult our FAQ, Privacy Policy, and Terms & Conditions for comprehensive details regarding returns and exchanges.
Place an order of $75 or more today, and we’ll send you a 10% discount code as a thank-you for your next purchase.
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How long will it take to receive my order?
How long will it take to receive my order?
Most U.S. orders are estimated to arrive within 7–12 business days after processing. Orders to other eligible countries are also usually estimated at around 7–12 business days, depending on the product, carrier, and destination. However, delivery is not guaranteed, and some orders may take up to 7–25 business days because of carrier delays, customs, supplier processing, weather, or other shipping conditions.
What if my item arrives damaged, defective, or incorrect?
What if my item arrives damaged, defective, or incorrect?
Contact us within 7 calendar days of delivery. Please include your order number, checkout email, clear photos or video proof, and a short explanation of the issue. If approved, we may provide a replacement, refund, store credit, partial refund, or another suitable resolution.
Where can I find the full policy details?
Where can I find the full policy details?
For complete details about returns, refunds, shipping, delivery, privacy, terms and conditions, legal notices, and customer support, please review our policies under the Legal & Support section in the footer.
These policies explain important information about order processing, delivery timeframes, return eligibility, refund rules, customer responsibilities, and how to contact our support team for help.
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10% OFF NEXT ORDER
Place an order of $75 or more today, and we’ll send you a 10% discount code as a thank-you for your next purchase.


