https://github.com/Koenkk/zigbee2mqtt/issues/15729

ext.js

const fz = require('zigbee-herdsman-converters/converters/fromZigbee');
const tz = require('zigbee-herdsman-converters/converters/toZigbee');
const exposes = require('zigbee-herdsman-converters/lib/exposes');
const reporting = require('zigbee-herdsman-converters/lib/reporting');
const extend = require('zigbee-herdsman-converters/lib/extend');
const ota = require('zigbee-herdsman-converters/lib/ota');
const tuya = require('zigbee-herdsman-converters/lib/tuya');
const utils = require('zigbee-herdsman-converters/lib/utils');
const globalStore = require('zigbee-herdsman-converters/lib/store');
const e = exposes.presets;
const ea = exposes.access;

const fzLocal = {
    gateway_connection_status: {
        cluster: 'manuSpecificTuya',
        type: ['commandMcuGatewayConnectionStatus'],
        convert: async (model, msg, publish, options, meta) => {
            // "payload" can have the following values:
            //  0x00: The gateway is not connected to the internet.
            // 0x01: The gateway is connected to the internet.
            // 0x02: The request timed out after three seconds.
            const payload = {payloadSize: 1,payload: 1}
            await msg.endpoint.command('manuSpecificTuya', 'mcuGatewayConnectionStatus', payload, {});
        },
    },
}

const definition = {
    fingerprint: tuya.fingerprint('TS0601', ['_TZE200_yjjdcqsq', '_TZE200_nvups4nh']),
    model: 'ZTH01',
    vendor: 'TuYa',
    description: 'Temperature and humidity',
    fromZigbee: [tuya.fz.datapoints, fzLocal.gateway_connection_status],
    toZigbee: [tuya.tz.datapoints],
    configure: tuya.configureMagicPacket,
    exposes: [e.temperature(), e.humidity(), tuya.exposes.batteryState()],
    meta: {
        tuyaDatapoints: [
            [1, 'temperature', tuya.valueConverter.divideBy10],
            [2, 'humidity', tuya.valueConverter.raw],
            [3, 'battery_state', tuya.valueConverter.batteryState],
            // [9, 'temperature_unit', tuya.valueConverter.raw], Does not have any effect on the device
        ],
    },
}

module.exports = definition;