TruEbox TFT-IV provides 4 adjustable bias voltage channels and accurately measures the drain (“D”) current in real time.
The measured current data can be transmitted via Bluetooth to a mobile app for real-time display, storage, and sharing.
TruEbox TFT-IV provides 4 adjustable bias voltage channels and accurately measures the drain (“D”) current in real time.
The measured current data can be transmitted via Bluetooth to a mobile app for real-time display, storage, and sharing.
Highlights
Real-time data display, storage, and sharing
- Significantly improves measuring efficiency
Characteristic dual-gate transistor
- Up to ±25 V adjustable excitation voltages
Wide current measurement range
- Measurement range from pA to mA
Representative Applications

Biomedical testing

Portable electronic product development

Sports health monitoring

Transistor characterization
Product Specifications
Parameter | Specification |
Model | LZ-TFT-IV (S) |
L × W × H | 114 × 105 × 37mm |
Weight | 400g |
Charging Interface | 8.4 (AC-DC Adapter) |
Test Interface | 4 channels of adjustable voltage output (channel “D” measures current) |
Communication | Bluetooth |
Terminal | Phone/Tablet (Android 8.0 or higher) |
Current Range | 10pA~1mA (both ways) |
Current Accuracy |
• >10nA: 5% • <10nA: 10%+100pA/current value |
Voltage Output Range and Accuracy | -25V~+25V, relative voltage deviation<20mV |
Duration | 10 hours |
Data Output Rate | 5 point/second |
Save | Original data: .CSV; Image: .PNG |
Parameter | Specification |
Model | LZ-TFT-IV (S) |
L × W × H | 114 × 105 × 37mm |
Weight | 400g |
Charging Interface | 8.4 (AC-DC Adapter) |
Test Interface | 4 channels of adjustable voltage output (channel “D” measures current) |
Communication | Bluetooth |
Terminal | Phone/Tablet (Android 8.0 or higher) |
Current Range | 10pA~1mA (both ways) |
Current Accuracy |
• >10nA: 5% • <10nA: 10%+100pA/current value |
Voltage Output Range and Accuracy | -25V~+25V, relative voltage deviation<20mV |
Duration | 10 hours |
Data Output Rate | 5 point/second |
Save | Original data: .CSV; Image: .PNG |
Product Video
Measurement Series Comparison
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Name | TruEbox 02CM | TruEbox TFT-IV |
L × W × H | 106 × 92 × 24mm | 114 × 105 × 37mm |
Weight | 100g | 400g |
Charging Interface | USB 2.0 Micro-B | 8.4 (AC-DC Adapter) |
Test Interface |
• Single: 2 channels of adjustable voltage, 1 channel of bidirectional current detection • Multichannel: 7 channels of adjustable voltage, 8 channels of bidirectional current detection |
4 channels of adjustable voltage output (channel “D” measures current) |
Communication | Bluetooth | Bluetooth |
Terminal | Phone (Android 9.0 or higher) | Phone/Tablet (Android 8.0 or higher) |
Current Range | ±(1nA~1mA) | 10pA~1mA (both ways) |
Current Accuracy |
• ±(1nA~10nA), Error range: 1%+1nA/current value • ±(10nA~1mA), Error range: 1.6%+1nA/current value" |
• >10nA: 5% • <10nA: 10%+100pA/current value |
Voltage Output Range and Accuracy |
-1.66V~+1.54V (Based on the current measuring terminal voltage), Voltage error: <10mV |
-25V~+25V, relative voltage deviation<20mV |
Duration | >5 hours | 10 hours |
Data Output Rate |
• Single: 50 point/second/channel • Multichannel: 5 point/second/channel |
5 point/second |
Save | Original data: .CSV; Image: .PNG | Original data: .CSV; Image: .PNG |
(手机版)挚盒TFT-IV--同系列产品对比(英文版)
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Name | TruEbox 02CM | TruEbox TFT-IV |
L × W × H | 106 × 92 × 24mm | 114 × 105 × 37mm |
Weight | 100g | 400g |
Charging Interface | USB 2.0 Micro-B | 8.4 (AC-DC Adapter) |
Test Interface |
• Single: 2 channels of adjustable voltage, 1 channel of bidirectional current detection • Multichannel: 7 channels of adjustable voltage, 8 channels of bidirectional current detection |
4 channels of adjustable voltage output (channel “D” measures current) |
Communication | Bluetooth | Bluetooth |
Terminal | Phone (Android 9.0 or higher) | Phone/Tablet (Android 8.0 or higher) |
Current Range | ±(1nA~1mA) | 10pA~1mA (both ways) |
Current Accuracy |
• ±(1nA~10nA), Error range: 1%+1nA/current value • ±(10nA~1mA), Error range: 1.6%+1nA/current value" |
• >10nA: 5% • <10nA: 10%+100pA/current value |
Voltage Output Range and Accuracy |
-1.66V~+1.54V (Based on the current measuring terminal voltage), Voltage error: <10mV |
-25V~+25V, relative voltage deviation<20mV |
Duration | >5 hours | 10 hours |
Data Output Rate |
• Single: 50 point/second/channel • Multichannel: 5 point/second/channel |
5 point/second |
Save | Original data: .CSV; Image: .PNG | Original data: .CSV; Image: .PNG |