





























Recent Purchase
qrs***
Color:Default;
$260.76
7 days ago
hgt***
Color:Default;
$1303.80
9 days ago
tdn***
Color:Default;
$521.52
28 days ago
hms***
Color:Default;
$651.90
36 days ago
zwc***
Color:Default;
$651.90
18 hours ago
isk***
Color:Default;
$782.28
6 days ago
knj***
Color:Default;
$130.38
41 days ago
pmy***
Color:Default;
$912.66
34 days ago
ahu***
Color:Default;
$391.14
38 days ago
yhm***
Color:Default;
$260.76
7 days ago
View All
Customer Reviews

BW-TF03K 500A Universal LCD Car Acid Lead Lithium Battery Monitor Battery Capacity Level Indicator Tester
$90$130.38-30.97%
Color:
Default
Quantity:
Add to Cart
Wishlist
Features
BW-TF03K 500A Universal LCD Car Battery Monitor
High-Precision LCD Display
Features a crisp LCD screen for real-time monitoring of voltage (6-120V), current (±500A), capacity (0-9999Ah), and temperature (-20°C to 70°C).
Multi-Battery Compatibility
Works seamlessly with 12V/24V/36V/48V lead-acid, lithium, and AGM batteries, ideal for cars, RVs, boats, and solar systems.
Robust Aluminum Alloy Housing
Durable CNC-machined alloy case with IP65 waterproof rating ensures reliability in harsh environments.
Easy Installation
Includes high-conductivity copper shunts and thick-gauge cables for minimal voltage drop; supports bidirectional current measurement.
Energy Efficiency Tracking
Calculates remaining battery life and power consumption, perfect for off-grid setups and fleet management.
Wide-Temp Operation
Stable performance from -20°C to 70°C, backed by CE/FCC certification for safety.
Universal Fit
Compact design (78x48x34mm) mounts effortlessly on dashboards or battery compartments.
Plug-and-Play
No software required—connects directly via terminals for instant diagnostics.
Bulk Discounts Available
Wholesale pricing for distributors and workshops; global shipping with guaranteed low prices.
See More