import React from "react";
type ReactChildArray = ReturnType<typeof React.Children.toArray>;
export declare function flattenChildren(children: React.ReactNode): ReactChildArray;
export declare const isMobileWalletConnector: (connectorId?: string) => connectorId is "mobileWallet";
export declare const isWalletConnectConnector: (connectorId?: string) => boolean;
export declare const isMetaMaskConnector: (connectorId?: string) => connectorId is "metaMaskSDK";
export declare const isCoinbaseWalletConnector: (connectorId?: string) => connectorId is "coinbaseWalletSDK";
export declare const isLedgerConnector: (connectorId?: string) => connectorId is "ledger";
export declare const isSafeConnector: (connectorId?: string) => connectorId is "safe";
export declare const isInjectedConnector: (connectorId?: string) => connectorId is "injected";
export declare const formatTime: (sec: number) => string;
export {};