# KL Serials

> Electrical parameter measurement and protection utility with real-time battery monitoring. (iPhone/iPad app by Hangzhou Junce Instruments Co., Ltd..)

- Source: https://appshunter.io/ios/app/kl-serials/id1576480701 (this page in markdown: same URL + `.md`)
- Developer: [Hangzhou Junce Instruments Co., Ltd.](https://appshunter.io/developer/1535583983)
- Category: Utilities
- Price: Free
- Rating: 4.50/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 9.0 · 29 MB
- Languages: English, Chinese, Chinese
- Released: 2021-07-14
- Data updated: 2026-06-05
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/kl-serials/id1576480701/reviews.md

## What is KL Serials?

The KL-F series volt-ampere meter is a new type of coulomb meter that can measure various physical parameters such as voltage, current, power, charge and discharge capacity, watt-hours, and time. At the same time, it can also set parameters to achieve over-voltage protection, under-voltage protection, Multiple protection functions such as over current protection, over power protection, and over temperature protection. The meter can automatically identify the direction of the current, and can monitor the battery capacity in real time.

## Key features

- Measures voltage, current, power, and capacity
- Monitors watt-hours and time
- Over-voltage protection
- Over-current protection
- Over-temperature protection
- Real-time battery capacity monitoring
- Automatic current direction identification


## Frequently asked questions about KL Serials

### What electrical parameters can KL Serials measure?

KL Serials can measure voltage, current, power, charge and discharge capacity, watt-hours, and time. It provides a comprehensive overview of electrical activity.

### What protection features does KL Serials offer?

KL Serials offers multiple protection functions, including over-voltage, under-voltage, over-current, over-power, and over-temperature protection. These features help safeguard your devices.

### Does KL Serials monitor battery health?

Yes, KL Serials can monitor battery capacity in real-time and identify the direction of current flow. This helps users keep track of their battery's status.

### Is KL Serials available on Android devices?

Based on the supported devices listed, KL Serials is available for iPhone, iPad, and iPod. Information regarding Android compatibility is not provided.

### How often is KL Serials updated?

The latest version of KL Serials, 1.4.2, was released on July 17, 2023. This indicates a recent update, with previous updates likely occurring periodically.

### What is the user sentiment for KL Serials?

KL Serials has a high rating of 4.5 stars from 2 ratings, suggesting positive user sentiment among its current user base.

### Does KL Serials have ads?

KL Serials does not contain advertisements. The app is free to download and use without any ad interruptions.

### What is the age rating for KL Serials?

KL Serials has an age rating of 4+, making it suitable for a wide range of users, including younger individuals.

## Version history (last 5 releases)

### 1.4.2 — 2023-07-17

Modify landscape display style

### 1.3 — 2023-04-20

1.fix bug

### 1.2 — 2021-11-02

bug fixed

### 1.1 — 2021-07-31

display content change

### 1.0 — 2021-07-14

No release notes.

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## More apps by Hangzhou Junce Instruments Co., Ltd.

- [PSG9000 Signal Generator](https://appshunter.io/ios/app/psg9000-signal-generator/id1535583981)
- [KG Serials](https://appshunter.io/ios/app/kg-serials/id1556594835)
- [KD Serials](https://appshunter.io/ios/app/kd-serials/id1576490437)
- [DROK Meter](https://appshunter.io/ios/app/drok-meter/id1592645662)
- [jds8000](https://appshunter.io/ios/app/jds8000/id1640964381)

All apps by Hangzhou Junce Instruments Co., Ltd.: https://appshunter.io/developer/1535583983

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-05.*