Coulomb Counter Battery Monitor, 0-200A Bidirectional Test
Coulomb Counter Battery Monitor, 0-200A Bidirectional Test
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
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Fast U.S. Shipping
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✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
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About This
- Triple Connection Modes: Supports Bluetooth BLE5.3, Wireless and RS-485 connectivity; works with dedicated APP for remote monitoring and parameter setting, compatible with industrial control systems via RS-485 for multi-scenario use.
- Coulomb Counter Precision: 0-200A current and 10-120V voltage monitoring with ±0.4% accuracy; uses current integration algorithm to track SOC, capacity and power, eliminating virtual power errors from voltage estimation.
- Comprehensive Data Logging: Automatically records voltage, current, SOC, temperature and 10+ parameters; built-in power failure memory saves up to 1000 core data entries for easy historical tracking and maintenance.
- Wide Compatibility &Smart Alarm: Fits LiFePO4, AGM, Gel and Lead-Acid batteries; customizable high/low voltage, overcharge/overdischarge and high-temperature alarm thresholds for all-round protection.
- Color Display & Easy Used: 2.4-inch backlit LCD with intuitive interface; supports Chinese/English display and self-calibration; simple wiring and one-click setup, no professional knowledge required.
Overview
- Brand : leagend
- Power Source : Battery Powered
- Style : Professional Automotive Tool, Industrial Design, Compact Portable, Practical Functional, User-Friendly Interface, Rugged Durable Professional Automotive Tool, Industrial Design, Compact Portable, Practical Functional, User-Friendly Interface, Rugged Durable
- Color : Red and Black
- Item Weight : 1.3 pounds
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From smart security cameras and smart locks to video doorbells, thermostats, lighting, and home automation essentials — we focus on products that improve real comfort, safety, and efficiency.
Our goal is simple: better protection, lower energy costs, and smarter daily living for every home.
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SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
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