https://github.com/Koenkk/zigbee2mqtt/issues/18515

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 legacy = require('zigbee-herdsman-converters/lib/legacy');
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 definition = {
    zigbeeModel: ['Remote Control N2'],
    model: 'E2001/E2002',
    vendor: 'IKEA',
    description: 'STYRBAR remote control',
    fromZigbee: [],
    exposes: [],
    toZigbee: [tz.battery_percentage_remaining],
    ota: ota.zigbeeOTA,
    configure: async (device, coordinatorEndpoint, logger) => {
        // Binding genOnOff is not required to make device send events.
        const endpoint = device.getEndpoint(1);
        const version = device.softwareBuildID.split('.').map((n) => Number(n));
        // https://github.com/Koenkk/zigbee2mqtt/issues/15725
        const v245OrLater = version[0] > 2 || (version[0] == 2 && version[1] >= 4);
        const binds = v245OrLater ? ['genPowerCfg', 'genOnOff', 'genLevelCtrl', 'genScenes'] : ['genPowerCfg'];
        await reporting.bind(endpoint, coordinatorEndpoint, binds);
        await reporting.batteryPercentageRemaining(endpoint);
    },
};

module.exports = definition;